/**
* mime_image_store_exif_data Process a JPEG and store its EXIF data as meta data.
*
* @param array $pFileHash file details.
* @param array $pFileHash[upload] should contain a complete hash from $_FILES
* @access public
* @return TRUE on success, FALSE on failure
*/
function mime_image_store_exif_data($pFileHash)
{
global $gBitSystem;
if (!empty($pFileHash['upload'])) {
$upload =& $pFileHash['upload'];
}
if (@BitBase::verifyId($pFileHash['attachment_id']) && ($exifHash = mime_image_get_exif_data($upload))) {
// only makes sense to store the GPS data if we at least have latitude and longitude
if (!empty($exifHash['GPS'])) {
LibertyMime::storeMetaData($pFileHash['attachment_id'], 'GPS', $exifHash['GPS']);
}
if (!empty($exifHash['EXIF'])) {
// LibertyMime::storeMetaData( $pFileHash['attachment_id'], 'EXIF', $exifHash['EXIF'] );
}
}
return TRUE;
}
function verifyImageData(&$pParamHash)
{
$pParamHash['content_type_guid'] = $this->getContentType();
if (empty($pParamHash['purge_from_galleries'])) {
$pParamHash['purge_from_galleries'] = FALSE;
}
if (!empty($pParamHash['resize'])) {
$pParamHash['_files_override'][0]['max_height'] = $pParamHash['_files_override'][0]['max_width'] = $pParamHash['resize'];
}
// Make sure we know what to update
if ($this->isValid()) {
// these 2 entries will inform LibertyContent and LibertyMime that this is an update
$pParamHash['content_id'] = $this->mContentId;
if (!empty($this->mInfo['attachment_id'])) {
$pParamHash['_files_override'][0]['attachment_id'] = $this->mInfo['attachment_id'];
}
}
if (function_exists('mime_image_get_exif_data') && !empty($pParamHash['_files_override'][0]['tmp_name'])) {
$exifFile['source_file'] = $pParamHash['_files_override'][0]['tmp_name'];
$exifFile['type'] = $pParamHash['_files_override'][0]['type'];
$exifHash = mime_image_get_exif_data($exifFile);
// Set some default values based on the Exif data
if (!empty($exifHash['IFD0']['ImageDescription'])) {
if (empty($pParamHash['title'])) {
$exifTitle = trim($exifHash['IFD0']['ImageDescription']);
if (!empty($exifTitle)) {
$pParamHash['title'] = $exifTitle;
}
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $exifHash['IFD0']['ImageDescription']) {
$pParamHash['edit'] = $exifHash['IFD0']['ImageDescription'];
}
}
// These come from Photoshop
if (!empty($exifHash['headline'])) {
if (empty($pParamHash['title'])) {
$pParamHash['title'] = $exifHash['headline'];
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $exifHash['headline']) {
$pParamHash['edit'] = $exifHash['headline'];
}
}
if (!empty($exifFile['caption'])) {
if (empty($pParamHash['title'])) {
$pParamHash['title'] = $exifFile['caption'];
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $exifFile['caption']) {
$pParamHash['edit'] = $exifFile['caption'];
}
}
if (empty($pParamHash['event_time']) && !$this->getField('event_time') && !empty($exifHash['EXIF']['DateTimeOriginal'])) {
$pParamHash['event_time'] = strtotime($exifHash['EXIF']['DateTimeOriginal']);
}
}
// let's add a default title if we still don't have one or the user has chosen to use filename over exif data
if ((empty($pParamHash['title']) || !empty($_REQUEST['use_filenames'])) && !empty($pParamHash['_files_override'][0]['name'])) {
if (preg_match('/^[A-Z]:\\\\/', $pParamHash['_files_override'][0]['name'])) {
// MSIE shit file names if passthrough via gigaupload, etc.
// basename will not work - see http://us3.php.net/manual/en/function.basename.php
$tmp = preg_split("[\\\\]", $pParamHash['_files_override'][0]['name']);
$defaultName = $tmp[count($tmp) - 1];
$pParamHash['_files_override'][0]['name'] = $defaultName;
} else {
$defaultName = $pParamHash['_files_override'][0]['name'];
}
if (strpos($pParamHash['_files_override'][0]['name'], '.')) {
list($defaultName, $ext) = explode('.', $pParamHash['_files_override'][0]['name']);
}
$pParamHash['title'] = str_replace('_', ' ', $defaultName);
}
if (count($this->mErrors) > 0) {
parent::verify($pParamHash);
}
return count($this->mErrors) == 0;
}
